18142443

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{457}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 28722096

約数和(自身を除く): 10579653

約数列:

[1, 3, 9, 11, 33, 99, 401, 457, 1203, 1371, 3609, 4113, 4411, 5027, 13233, 15081, 39699, 45243, 183257, 549771, 1649313, 2015827, 6047481, 18142443]

約数ペア:

[(1, 18142443), (3, 6047481), (9, 2015827), (11, 1649313), (33, 549771), (99, 183257), (401, 45243), (457, 39699), (1203, 15081), (1371, 13233), (3609, 5027), (4113, 4411)]